Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 18, 2019
Patent Application Number
15944957
Date Filed
April 4, 2018
Patent Citations Received
Patent Primary Examiner
Patent abstract
A wellbore drill bit assembly includes a drill bit that includes a drilling fluid pathway that has an inlet fluidly connected to a drilling fluid entrance of the drill bit and an outlet fluidly connected to a drilling fluid exit of the drill bit; and a nozzle positioned in the drilling fluid pathway, where at least a portion of the nozzle includes a removable material configured to dissolve or erode in contact with a drilling fluid additive.
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